Word Origin & History

interloper c.1590, "unauthorized trader trespassing on privileges of chartered companies," probably from inter- "between" + -loper, from landloper "vagabond, adventurer" (also "a term of reproach used by seamen of those who pass their lives on shore" [Johnson]), from M.Du. loper "runner, rover," from lopen "to run." General sense of "self-interested intruder" is from 1632.

Example Sentences for interloper

His eyes glowed steadily as he contemplated this interloper in his domain.

But I don't like the idea of having such an interloper here.

He looks on the other man as an interloper, and his priest encourages that view.

No sound was heard, and no demonstrations from the interloper were made.

He whirled to meet the expected onslaught of the interloper.

It did not occur to her that she had been the interloper, and had taken you away from me?

He was looked upon as an interloper who had come to take bread from their mouths.

What would he think to learn that she was an interloper at the parsonage?

But the interloper did not get on, for she was troubled by a hare that came nightly to her house.